20163295926

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1\times {\mathrm{271}}^1$

素因数の和:631

約数の個数: 128

約数和(自身を含む): 46249574400

約数和(自身を除く): 26086278474

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 107, 158, 163, 214, 237, 271, 321, 326, 474, 489, 542, 642, 711, 813, 963, 978, 1422, 1467, 1626, 1926, 2133, 2439, 2889, 2934, 4266, 4401, 4878, 5778, 7317, 8453, 8802, 12877, 14634, 16906, 17441, 21409, 25359, 25754, 28997, 34882, 38631, 42818, 44173, 50718, 52323, 57994, 64227, 76077, 77262, 86991, 88346, 104646, 115893, 128454, 132519, 152154, 156969, 173982, 192681, 228231, 231786, 260973, 265038, 313938, 347679, 385362, 397557, 456462, 470907, 521946, 578043, 695358, 782919, 795114, 941814, 1156086, 1192671, 1377839, 1565838, 2290763, 2385342, 2755678, 3489667, 4133517, 4581526, 4726511, 6872289, 6979334, 8267034, 9453022, 10469001, 12400551, 13744578, 14179533, 20616867, 20938002, 24801102, 28359066, 31407003, 37201653, 41233734, 42538599, 61850601, 62814006, 74403306, 85077198, 94221009, 123701202, 127615797, 188442018, 255231594, 373394369, 746788738, 1120183107, 2240366214, 3360549321, 6721098642, 10081647963, 20163295926]

約数ペア:

[(1, 20163295926), (2, 10081647963), (3, 6721098642), (6, 3360549321), (9, 2240366214), (18, 1120183107), (27, 746788738), (54, 373394369), (79, 255231594), (107, 188442018), (158, 127615797), (163, 123701202), (214, 94221009), (237, 85077198), (271, 74403306), (321, 62814006), (326, 61850601), (474, 42538599), (489, 41233734), (542, 37201653), (642, 31407003), (711, 28359066), (813, 24801102), (963, 20938002), (978, 20616867), (1422, 14179533), (1467, 13744578), (1626, 12400551), (1926, 10469001), (2133, 9453022), (2439, 8267034), (2889, 6979334), (2934, 6872289), (4266, 4726511), (4401, 4581526), (4878, 4133517), (5778, 3489667), (7317, 2755678), (8453, 2385342), (8802, 2290763), (12877, 1565838), (14634, 1377839), (16906, 1192671), (17441, 1156086), (21409, 941814), (25359, 795114), (25754, 782919), (28997, 695358), (34882, 578043), (38631, 521946), (42818, 470907), (44173, 456462), (50718, 397557), (52323, 385362), (57994, 347679), (64227, 313938), (76077, 265038), (77262, 260973), (86991, 231786), (88346, 228231), (104646, 192681), (115893, 173982), (128454, 156969), (132519, 152154)]